I have also used proxies. It is important to choose them depending on your goals: for anonymity, it is better to take private ones, and to bypass geo-blocking - those that have servers in the right countries. Check out other users' reviews, it will help you make a more informed choice. I would also recommend you to pay attention to Soax proxies here at the link

When choosing proxies for safe and anonymous surfing, consider factors like speed, reliability, and the level of anonymity they offer. It's crucial to ensure that the proxy service provides an Optimum phone number for customer support, as this can be invaluable if you encounter issues or need assistance with setup. Additionally, check for compatibility with your devices and any specific requirements you might have.